* {{Dergi kaynağı |last=Borri |first=Francesco |date=July–December 2005 |title=Duces e magistri militum nell’Italia esarcale (VI-VIII secolo) |journal=Estratto da Reti Medievali Rivista |volume=VI |issue=2 |publisher=Firenze University Press |issn=1593-2214 |url=http://www.storia.unifi.it/_RM/rivista/saggi/Borri.htm |format=PDF |accessdate=2008-05-21 |language=Italian}}
* {{citeKitap bookkaynağı |last=Brown |first=T. S. |editor=[[Rosamond McKitterick]] |title=The New Cambridge Medieval History: II. c. 700 - c. 900 |year=1991 |publisher=Cambridge University Press |chapter=Byzantine Italy c. 680 - c.876 |isbn=0-521-36292-X}}
* {{citeKitap bookkaynağı |last=Diehl |first=Charles |authorlink=Charles Diehl|title=Etudes sur l'Administration Byzantine dans l'Exarchat de Ravenne (568-751) |series=Research & Source Works Series Byzantine Series No. 39 |publisher=Burt Franklin |location=New York |language=French |id={{Listed Invalid ISBN|0-8337-0854-4}} }}
* {{Dergi kaynağı |last =Hallenbeck |first =Jan T. |year =1982 |title =Pavia and Rome: The Lombard Monarchy and the Papacy in the Eighth Century |journal =Transactions of the American Philosophical Society |volume =72 |issue =4 |pages=1–186 |id=(ISBN) 0-87169-724-6 |jstor = 1006429|doi =10.2307/1006429 }}
* {{citeKitap bookkaynağı |last=Hartmann |first=Ludo M. |title=Untersuchungen zur Geschichte der byzantinischen Verwaltung in Italien (540-750) |series=Research & Source Works Series No. 86 |date=June 1971 |publisher=Burt Franklin |location=New York |language=German |isbn=978-0-8337-1584-5}}
*{{citeKitap bookkaynağı|authorlink=Thomas Hodgkin (historian) |last=Hodgkin |first=Thomas |title= 553-600 The Lombard Invasion |edition=Replica |series=Italy and Her Invaders, Vol. 5, Book VI |publisher=Elibron Classics |location=Boston}}
* {{citeKitap bookkaynağı |last=John of Biclaro |first= |authorlink=John of Biclaro |title=Chronicle|publisher= }}
* {{citeKitap bookkaynağı |authorlink=John Julius Norwich |last=Norwich |first=John Julius |title=A History of Venice |publisher=Alfred A. Knopf |location=New York |year=1982}}
* {{citeKitap bookkaynağı |last=Paul the Deacon |first= |authorlink=Paul the Deacon |others=trans. from Latin by [[William Dudley Foulke]] |title=[[Historia Langobardorum]] (Paul the Deacon's History of the Lombards |publisher=University of Pennsylvania |chapter=Book 2:ch. 26-27}}
